body,div{
	margin: 0;
	padding: 0;
}

#main{
	width: 970px;
	margin: 0 auto;
	border: 1px solid #ff3300;
}
#logo{
	width: 277px;
	height: 103px;
	background-color: red;
	float: left;
}
#help{
	width: 137px;
	height: 49px;
	background-color: #00FF00;
	float: right;
}
#nav{
	width: 679px;
	height: 46px;
	background-color: #00FF00;
	float: right;
	margin-top: 8px;
}
.clear{
	clear: both;
}
#content
{
	margin: 10px 0;
	border: 1px solid #11aadd;
}
#left{
	width: 310px;
	height: 435px;
	background-color: #FFCC00;
	float: left;
}
#focuspic{
	width: 450px;
	height: 240px;
	background-color: #3399FF;
	float: left;
	margin: 0 10px;
}
#news{
	width: 450px;
	height: 110px;
	background-color: #3399FF;
	float: left;
	margin: 10px;
}
#ad{
	width: 450px;
	height: 30px;
	background-color: #3399FF;
	float: left;
	margin: 0 10px;
}
#notice{
	width: 160px;
	height: 400px;
	background-color: #CC3399;
	float: left;
}